Electric Green Function for a Point Source in Circular Short-Circuit Waveguide Filled by Magnetoactive Plasma

2007 ◽  
Vol 66 (15) ◽  
pp. 1329-1353
Author(s):  
S. D. Prijmenko
2013 ◽  
Vol 344 ◽  
pp. 27-30
Author(s):  
Cong Zhang ◽  
Xin Wang ◽  
Jie Zhao ◽  
She Sheng Zhang

In order to easy use Green function on cloud computation, the author consider control equation of point source with free surface, and discuss the representation of Green function on cloud computation, and then propose the discrete calculation expression as well as the calculation procedure. Finally, the two-dimensional graphics of the Green functions real and imaginary parts are plotted.


1990 ◽  
Vol 10 (3) ◽  
pp. 313-325 ◽  
Author(s):  
Ismo V. Lindell ◽  
Keijo I. Nikoskinen

2014 ◽  
Vol 644-650 ◽  
pp. 1569-1572
Author(s):  
Hui Qi ◽  
Guang Long Luo ◽  
Xiang Nan Pan ◽  
Chun Gao

An anti-plane Green function is formulated for steady state solution of a circular lining impacted by a vertical interfacial point source in an elastic quarter space. Series forms of scattering and stationary wave of the circular lining are constructed with Fourier wave function expansion method. Basic solution of the anti-plane point source is employed to represent displacement fields of incident wave. Stress-free conditions on the quarter bounds are satisfied by using image method. Displacement and stress continuity conditions of the lining are expanded as Fourier series to determine definite equations of unknown coefficients of wave function series.


Author(s):  
Nenad Cvetković ◽  
Miodrag Stojanović ◽  
Dejan Jovanović ◽  
Aleksa Ristić ◽  
Dragan Vučković ◽  
...  

Radio Science ◽  
1993 ◽  
Vol 28 (4) ◽  
pp. 513-526 ◽  
Author(s):  
Sailing He ◽  
Anders Karlsson

1993 ◽  
Vol 5 (10) ◽  
pp. 3470-3478
Author(s):  
B. V. Dobrydnev ◽  
I. M. Rutkevich

Author(s):  
L. P. Lemaire ◽  
D. E. Fornwalt ◽  
F. S. Pettit ◽  
B. H. Kear

Oxidation resistant alloys depend on the formation of a continuous layer of protective oxide scale during the oxidation process. The initial stages of oxidation of multi-component alloys can be quite complex, since numerous metal oxides can be formed. For oxidation resistance, the composition is adjusted so that selective oxidation occurs of that element whose oxide affords the most protection. Ideally, the protective oxide scale should be i) structurally perfect, so as to avoid short-circuit diffusion paths, and ii) strongly adherent to the alloy substrate, which minimizes spalling in response to thermal cycling. Small concentrations (∼ 0.1%) of certain reactive elements, such as yttrium, markedly improve the adherence of oxide scales in many alloy systems.


Author(s):  
D. A. Carpenter ◽  
Ning Gao ◽  
G. J. Havrilla

A monolithic, polycapillary, x-ray optic was adapted to a laboratory-based x-ray microprobe to evaluate the potential of the optic for x-ray micro fluorescence analysis. The polycapillary was capable of collecting x-rays over a 6 degree angle from a point source and focusing them to a spot approximately 40 µm diameter. The high intensities expected from this capillary should be useful for determining and mapping minor to trace elements in materials. Fig. 1 shows a sketch of the capillary with important dimensions.The microprobe had previously been used with straight and with tapered monocapillaries. Alignment of the monocapillaries with the focal spot was accomplished by electromagnetically scanning the focal spot over the beveled anode. With the polycapillary it was also necessary to manually adjust the distance between the focal spot and the polycapillary.The focal distance and focal spot diameter of the polycapillary were determined from a series of edge scans.


1981 ◽  
Vol 64 (9) ◽  
pp. 79-88 ◽  
Author(s):  
Kazuyoshi Inami ◽  
Kunio Sawaya ◽  
Yasuto Mushiake

2005 ◽  
Author(s):  
J. Schlabbach

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